#include <stdio.h>
#include "dbg.h"

#define MAX_DATA 100

typedef enum EyeColor {
    BLUE_EYES,
    GREEN_EYES,
    BROWN_EYES,
    BLACK_EYES,
    OTHER_EYES,
} EyeColor;

const char *EYE_COLOR_NAMES[] = {
    "Blue",
    "Green",
    "Brown",
    "Black",
    "Other",
};

typedef struct Person {
    int age;
    char first_name[MAX_DATA];
    char last_name[MAX_DATA];
    EyeColor eyes;
    float income;
} Person;

int main(int argc, char *argv[])
{
    Person you = {.age = 0};
    int i = 0;
    char *in = NULL;

    printf("What's your first name?");

    in = fgets(you.first_name, MAX_DATA-1, stdin);

    check(in != NULL, "Failed to read first name.");

    printf("What's your last name?");

    in = fgets(you.last_name, MAX_DATA-1, stdin);

    check(in != NULL, "Failed to read last name.");

    printf("How old are you?");

    int rc = fscanf(stdin, "%d", &you.age);

    check(rc > 0, "Your have to enter a number.");

    printf("What color are you eyes:\n");

    for(i = 0; i <= OTHER_EYES; i ++) {
        printf("%d) %s\n", i + 1, EYE_COLOR_NAMES[i]);
    }

    printf("> ");

    int eyes = -1;

    rc = fscanf(stdin, "%d", &eyes);

    check(rc > 0, "You have to enter a number.");


    you.eyes = eyes - 1;

    check(you.eyes <= OTHER_EYES && you.eyes >=0, "Do it right, that's not an option.");

    printf("How much do you make an hour?");

    rc = fscanf(stdin, "%f", &you.income);

    check(rc > 0, "Enter a floating point number.");

    printf(" ------ RESULTS ------\n");

    printf("First name: %s", you.first_name);
    printf("Last name: %s", you.last_name);
    printf("Age: %d\n", you.age);

    printf("Eyes: %s\n", EYE_COLOR_NAMES[you.eyes]);
    printf("Income: %f\n", you.income);

    return 0;

error:
    return -1;

}
